ADATE305 datasheet(9/56 Pages) AD

No. de pieza	ADATE305

Descripción Electrónicos	250 MHz Dual Integrated DCL with Level Setting DACs, Per Pin PMU, and Per Chip VHH

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ADATE305

Rev. 0 | Page 9 of 56

Parameter

Min

Typ

Max

Unit

Test

Level

Conditions/Comments

Duty Cycle, 5% to 95%

50

ps

CB

VDUTx = 0 V to 1.5 V swing @ 1.0 MHz,

Driver VTERM mode, VT =0.0 V; high-

side measurement: VOH = 0.75 V, VOL =

−1.5 V; low-side measurement: VOH =

6.0 V, VOL = 0.75 V

Minimum Pulse Width

2.0

ns

CB

VDUTx = 0 V to 1.5 V swing, Driver

VTERM mode, VT = 0.0 V; less than

12% amplitude degradation measured

by shmoo

Input Equivalent Bandwidth,

Terminated

500

MHz

CB

VDUTx = 0 V to 1.5 V swing, Driver

VTERM mode, VT = 0.0 V; as measured

by shmoo

ERT High-Z Mode, 3 V, 20%

to 80%

2.5

ns

CB

VDUTx = 0 V to 3.0 V swing, driver high-Z;

as measured by shmoo; input transition

time of ~2000 ps, 10% to 90%

DIFFERENTIAL COMPARATOR

VOH tests done with VOL = −1.1 V, VOL tests done with VOH = +1.1 V, unless otherwise specified.

Table 5.

Parameter

Min

Typ

Max

Unit

Test

Level

Conditions/Comments

DC SPECIFICATIONS

Input Voltage Range

−1.25

+4.5

V

D

Operational Differential Voltage

Range

±0.05

±1.1

V

D

Maximum Differential Voltage Range

±8

V

D

Comparator Input Offset Voltage

Accuracy, Uncalibrated

−150

±35

+150

mV

P/CT

Offset measured at differential calibration points +1.0 V

and −1.0 V, with common mode = 0.0 V

VOH, VOL Resolution

0.6

1

mV

PF

After two-point gain/offset calibration; range/number of

DAC bits as measured at differential calibration points

+1.0 V and −1.0 V, with common mode = 0.0 V

VOH, VOL DNL

±1

mV

CT

After two-point gain/offset calibration; common

mode = 0.0 V

VOH, VOL INL

−15

±2.0

+15

mV

P

After two-point gain/offset calibration; measured over VOH,

VOL range of −1.1 V to +1.1 V, common mode = 0.0 V

VOH, VOL Offset Voltage Tempco

±200

μV/°C

CT

Measured at calibration points

Comparator Uncertainty Range

18

mV

CB

VDUTx = 0 V, sweep comparator threshold to determine

uncertainty region

DC Hysteresis

0.5

mV

CB

VDUTx = 0 V

CMRR

0.15

1

mV/V

P

Offset measured at common-mode voltage points of

−1.5 V and +4.5 V, with differential voltage = 0.0 V

DC PSRR

±1.5

mV/V

CT

Measured at calibration points

AC SPECIFICATIONS

Input transition time = 800 ps, 10% to 90%, measured

with each comparator leg terminated 50 Ω to GND

Propagation Delay, Input to Output

1.7

ns

CB

VDUT0 = 0 V, VDUT1 = −0.5 V to +0.5 V swing, Driver VTERM

mode, VT = 0.0 V; high-side measurement: VOH = 0.0 V,

VOL = −1.1 V; low-side measurement: VOH = 1.1 V,

VOL = 0.0 V; repeat for other DUT channel

Propagation Delay Tempco

5

ps/°C

CT

VDUT0 = 0 V, VDUT1 = −0.5 V to +0.5 V swing, Driver VTERM

mode, VT = 0.0 V; high-side measurement: VOH = 0.0 V,

VOL = −1.1 V; low-side measurement: VOH = 1.1 V, VOL =

0.0 V; repeat for other DUT channel

Propagation Delay Matching

VDUT0 = 0 V, VDUT1 = −0.5 V to +0.5 V swing, Driver VTERM

mode, VT = 0.0 V; high-side measurement: VOH = 0.0 V,

VOL = −1.1 V; low-side measurement: VOH = 1.1 V, VOL =

0.0 V; repeat for other DUT channel

High Transition to Low Transition

100

ps

CB

High-to-Low Comparator

50

ps

CB

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Número de pieza similar - ADATE305

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